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The Importance of Upgrades in World of Warcraft Upgrades are a different kind of item that can provide an increase to your stats. You can upgrade your armor weapons, trinkets and weapons with these. Item upgrades use a system known as "upgrade pity" to determine probabilities. This method is intended to limit the odds of luck and offer a solid safety net when upgrading. Armor The item upgrader allows players with the ability to upgrade equipment levels of their weapons, armor and trinkets. The upgrade is applied to the equipment when you visit an upg